Home / 74,167.47-111,206.34-29,134.92

Finding the Fourth Proportional to 74,167.47, 111,206.34 and 29,134.92

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Solution

The fourth proportional to 74,167.47, 111,206.34 and 29,134.92 is: 43,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,167.47 : 111,206.34 = 29,134.92 : x
  2. Step 2: Convert to fraction form
    74,167.47/111,206.34 = 29,134.92/x
  3. Step 3: Cross multiply
    74,167.47x = 111,206.34 × 29,134.92
  4. Step 4: Simplify right side
    74,167.47x = 3,239,987,819.39
  5. Step 5: Solve for x
    x = 3,239,987,819.39/74,167.47
  6. Step 6: Final answer
    x = 43,684.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.